Apollen grain contains the male gametophyte, sperm, which is
a. a spermatangium
b. a microsporocyte
c. haploid
d. a gymnosperm

option C, haploid

Explanation:

A male gametophyte develops into the pollen of the flower and consists of two haploid nuclei

a)The germ nucleus

b)The tube nucleus

Both these haploid nuclei’s are contained within the exine of the pollen grain. A male haploid cell contains 50 percent of the exact number of chromosomes as compared to its original chromosome number. In females, the gametophyte  has eight haploid cells.  

what have scientists found to be the most efficient and effective way to insert new sequences into an individual? a-scientists have created genetically altered foods that release dna during digestion. b-scientists use viruses to insert specific gene sequences. c-scientists irradiate genes so that they can be absorbed through the skin.

glycolysis is a process that fuel your metabolism. it is apart of cellular respiration the process that produce atp.